{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950336,-0.311226,0.000000,0.000000,0.173886,-0.530965,0.829361,0.000000,-0.257576,0.786513,0.561295,0.000000,-1644589.655375,5021787.271917,3559804.035204,1],    "boundingVolume": {    "region": [1.887230,0.595891,1.887329,0.596008,0.000000,8.820581]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1430061.b3dm"}}}